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Finding the Fourth Proportional to 202,204.80, 303,307.20 and 61,945.20

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Solution

The fourth proportional to 202,204.80, 303,307.20 and 61,945.20 is: 92,917.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,204.80 : 303,307.20 = 61,945.20 : x
  2. Step 2: Convert to fraction form
    202,204.80/303,307.20 = 61,945.20/x
  3. Step 3: Cross multiply
    202,204.80x = 303,307.20 × 61,945.20
  4. Step 4: Simplify right side
    202,204.80x = 18,788,425,165.44
  5. Step 5: Solve for x
    x = 18,788,425,165.44/202,204.80
  6. Step 6: Final answer
    x = 92,917.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.